Spectrum analyzer



1. Spectrum analyzer

1.1 : Front

1.2 : Right

1.3 : Top

The broken lines, other than those indicated in the grid area, do not form part of the claimed design; the left view is omitted because it is a mirror image of the right view; the bottom view and the back view are omitted because they do not include any of the claimed areas. 

CLAIM The ornamental design for a spectrum analyzer, as shown and described. 